Home / 1,432,540.89-1,976,874.26-787,946.94

Finding the Fourth Proportional to 1,432,540.89, 1,976,874.26 and 787,946.94

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Solution

The fourth proportional to 1,432,540.89, 1,976,874.26 and 787,946.94 is: 1,087,349.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,540.89 : 1,976,874.26 = 787,946.94 : x
  2. Step 2: Convert to fraction form
    1,432,540.89/1,976,874.26 = 787,946.94/x
  3. Step 3: Cross multiply
    1,432,540.89x = 1,976,874.26 × 787,946.94
  4. Step 4: Simplify right side
    1,432,540.89x = 1,557,672,019,992.03
  5. Step 5: Solve for x
    x = 1,557,672,019,992.03/1,432,540.89
  6. Step 6: Final answer
    x = 1,087,349.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.